[PULL 66/94] target/sparc: Move BMASK to decodetree

Richard Henderson posted 94 patches 1 year, 1 month ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Laurent Vivier <laurent@vivier.eu>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, WANG Xuerui <git@xen0n.name>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, Huacai Chen <chenhuacai@kernel.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <Alistair.Francis@wdc.com>, Stefan Weil <sw@weilnetz.de>
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[PULL 66/94] target/sparc: Move BMASK to decodetree
Posted by Richard Henderson 1 year, 1 month ago
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/insns.decode |  2 ++
 target/sparc/translate.c  | 22 +++++++++++++---------
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index f70423895e..db372573a2 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -255,6 +255,8 @@ RETRY       10 00001 111110 00000 0 0000000000000
 
     ALIGNADDR   10 ..... 110110 ..... 0 0001 1000 .....    @r_r_r
     ALIGNADDRL  10 ..... 110110 ..... 0 0001 1010 .....    @r_r_r
+
+    BMASK       10 ..... 110110 ..... 0 0001 1001 .....    @r_r_r
   ]
   NCP           10 ----- 110110 ----- --------- -----      # v8 CPop1
 }
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 5d2be34135..ee0c263a99 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -4264,6 +4264,18 @@ static void gen_op_alignaddrl(TCGv dst, TCGv s1, TCGv s2)
 TRANS(ALIGNADDR, VIS1, do_rrr, a, gen_op_alignaddr)
 TRANS(ALIGNADDRL, VIS1, do_rrr, a, gen_op_alignaddrl)
 
+static void gen_op_bmask(TCGv dst, TCGv s1, TCGv s2)
+{
+#ifdef TARGET_SPARC64
+    tcg_gen_add_tl(dst, s1, s2);
+    tcg_gen_deposit_tl(cpu_gsr, cpu_gsr, dst, 32, 32);
+#else
+    g_assert_not_reached();
+#endif
+}
+
+TRANS(BMASK, VIS2, do_rrr, a, gen_op_bmask)
+
 static bool do_shift_r(DisasContext *dc, arg_shiftr *a, bool l, bool u)
 {
     TCGv dst, src1, src2;
@@ -4803,7 +4815,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
 {
     unsigned int opc, rs1, rs2, rd;
     TCGv cpu_src1 __attribute__((unused));
-    TCGv cpu_src2 __attribute__((unused));
     TCGv_i32 cpu_src1_32, cpu_src2_32;
     TCGv_i64 cpu_src1_64, cpu_src2_64;
     TCGv_i32 cpu_dst_32 __attribute__((unused));
@@ -5168,15 +5179,8 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                 case 0x014: /* VIS I array32 */
                 case 0x018: /* VIS I alignaddr */
                 case 0x01a: /* VIS I alignaddrl */
-                    g_assert_not_reached();  /* in decodetree */
                 case 0x019: /* VIS II bmask */
-                    CHECK_FPU_FEATURE(dc, VIS2);
-                    cpu_src1 = gen_load_gpr(dc, rs1);
-                    cpu_src2 = gen_load_gpr(dc, rs2);
-                    tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
-                    tcg_gen_deposit_tl(cpu_gsr, cpu_gsr, cpu_dst, 32, 32);
-                    gen_store_gpr(dc, rd, cpu_dst);
-                    break;
+                    g_assert_not_reached();  /* in decodetree */
                 case 0x020: /* VIS I fcmple16 */
                     CHECK_FPU_FEATURE(dc, VIS1);
                     cpu_src1_64 = gen_load_fpr_D(dc, rs1);
-- 
2.34.1